HUI 3 in 1 i-Flash Device USB OTG Micro USB SD TF Card Reader Adapter for pc Android samsung iPhone iPad If you have any question, please contact us we can solve all problems We tested all the products we sent. Sometimes for the first time with no response You can try more times. The packing is like this. If you have any question, One interface for Android Device,First of all, your Android device must support OTG function to use this product then you can scan and play your files which are supported by your android phone, such as photos, word, excel,text, music and video ect. One interface for IOS Just few easy steps: Step1 - Install Application "i-FlashDevice" from App store, step2 - (very important) insert micro sd card in i-flash device,step3 - insert the 8Pin connector into your Apple idevice, and Run the i-Flash Device by opening the "i-FlashDevice" application This product also is suitable for iPhone5S/5C/6/6Plus/iPad 4/Air1/2 iPad Mini1/2/Touch5 with lighting interface Support for the new IOS and below system (without jailbreak). One interface for PC (I don't want to say it) Can transfer photos and video directly to memory card, read files in the TF card, SD card (documents, PPT, videos, songs, pictures and photos are available).